Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Reexamination Certificate
2006-06-07
2009-12-01
Patel, Ishwar (I. B.) (Department: 2841)
Electricity: conductors and insulators
Conduits, cables or conductors
Preformed panel circuit arrangement
C174S261000
Reexamination Certificate
active
07626126
ABSTRACT:
A multilayer semiconductor device has plural semiconductor devices, each having a circuit board for a ball grid array and a semiconductor chip provided on the board. The semiconductor boards are bonded together by a reflow mounting process to use a solder ball for interlayer connection so as to form a multilayer structure. The plural semiconductor devices each have a projection for restricting inclination of the circuit board, and the projection is provided between neighboring two of the circuit boards.
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patent: 2006/0247343 (2006-11-01), Kishimoto et al.
patent: 2002-76265 (2002-03-01), None
patent: 2003-133519 (2003-05-01), None
Hosono Masayuki
Inaba Kimio
Shibata Akiji
Hitachi Cable Ltd.
McGinn Intellectual Property Law Group PLLC
Patel Ishwar (I. B).
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